"""Git commit search with glob filtering."""
import logging
from dataclasses import dataclass
from pathlib import Path
from src.git.commit_indexer import CommitIndexer
logger = logging.getLogger(__name__)
@dataclass
class CommitResult:
hash: str
title: str
author: str
committer: str
timestamp: int
message: str
files_changed: list[str]
delta_truncated: str
score: float
repo_path: str
@dataclass
class GitSearchResponse:
results: list[CommitResult]
query: str
total_commits_indexed: int
def search_git_history(
commit_indexer: CommitIndexer,
query: str,
top_n: int = 5,
files_glob: str | None = None,
after_timestamp: int | None = None,
before_timestamp: int | None = None,
) -> GitSearchResponse:
"""
Search git commit history with optional filters.
Args:
commit_indexer: CommitIndexer instance
query: Natural language query
top_n: Maximum results to return
files_glob: Optional glob pattern (e.g., 'src/**/*.py')
after_timestamp: Optional Unix timestamp (commits after)
before_timestamp: Optional Unix timestamp (commits before)
Returns:
GitSearchResponse with ranked commits
"""
# Generate query embedding
query_embedding = commit_indexer._embedding_model.get_text_embedding(query)
# Query index (over-fetch for filtering)
candidates = commit_indexer.query_by_embedding(
query_embedding,
top_k=top_n * 2 if files_glob else top_n,
after_timestamp=after_timestamp,
before_timestamp=before_timestamp,
)
# Apply glob filtering if specified
if files_glob:
candidates = filter_by_glob(candidates, files_glob)
# Convert top N to CommitResult objects
results = [
CommitResult(
hash=c["hash"],
title=c["title"],
author=c["author"],
committer=c["committer"],
timestamp=c["timestamp"],
message=c["message"],
files_changed=c["files_changed"],
delta_truncated=c["delta_truncated"],
score=c["score"],
repo_path=c.get("repo_path", ""),
)
for c in candidates[:top_n]
]
total = commit_indexer.get_total_commits()
return GitSearchResponse(
results=results,
query=query,
total_commits_indexed=total,
)
def filter_by_glob(commits: list[dict], glob_pattern: str) -> list[dict]:
"""
Filter commits by glob pattern matching any changed file.
Args:
commits: List of commit dicts with 'files_changed' key
glob_pattern: Glob pattern (e.g., 'src/**/*.py')
Returns:
Filtered list of commits
"""
return [
commit
for commit in commits
if any(Path(f).match(glob_pattern) for f in commit.get("files_changed", []))
]
